National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Clark (CSU81)

Lat: 40.7043°NLon: 106.934°WElev: 7221.0ft.

NA

40°F

4°C

Humidity 89%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 25 Dec 11:10 AM MST
Extended Forecast for

8 Miles WNW Hahns Peak CO

  • Christmas Day

    Christmas Day: Rain, possibly mixed with snow showers, mainly before 5pm. Some thunder is also possible. High near 41. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Tonight

    Tonight: A chance of rain and snow showers before 7pm, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 31. Southwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 36 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: Snow showers, mainly after 11pm. Patchy blowing snow after 11pm. Low around 28. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow showers. High near 29. West southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 29 °F

    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers. Low around 10. Chance of precipitation is 80%.

    Low: 10 °F

    Snow Showers

  • Sunday

    Sunday: A 40 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 15.

    High: 15 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

Detailed Forecast

Christmas Day
Rain, possibly mixed with snow showers, mainly before 5pm. Some thunder is also possible. High near 41. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow showers before 7pm, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 31. Southwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Snow showers, mainly after 11pm. Patchy blowing snow after 11pm. Low around 28. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow showers. High near 29. West southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Saturday Night
Snow showers. Low around 10. Chance of precipitation is 80%.
Sunday
A 40 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 15.
Sunday Night
Mostly clear, with a low around 1.
Monday
Sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
Sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Hahns Peak CO
 40.83°N 107.07°W (Elev. 8983 ft)
Last Update:
9:47 am MST Dec 25, 2025
Forecast Valid:
11am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation